What this lesson shows
Gavin has 8 cars and his brother takes 3. Draw what happens, then write 8 − 3 = 5.
The worked example
The lesson works this one step by step: 8 cars, give 3 away. Then your kid tries one like it on paper.
The steps
- Draw the story
- Cross out what goes
- Count what is left
- Write the equation
Helping at home
Draw a circle or a simple picture for each thing in the story. Cross out the ones that go, count what is left, then write the equation.
If your kid gets stuck
Draw them, then cross out the ones that go.
Watch it with Lux
With Lux, this lesson is a narrated video and a printed page your kid works on. Then Lux helps with the same math on their own worksheet, one question at a time.
Standards
- Common Core 1.OA.A.1
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem. - Common Core 2.OA.A.1
Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
Matches a standard in all 50 states and DCSee each state's code
- Alabama MA19.1.1a, MA19.1.1b, MA19.1.1c, MA19.1.1d, MA19.1.6a, MA19.1.6b, MA19.1.6c, MA19.1.6e, MA19.2.1
- Alaska 1.OA.1, 2.OA.1
- Arizona 1.OA.A.1, 2.OA.A.1
- Arkansas 1.CAR.1, 1.CAR.6, 2.CAR.7
- California 1.OA.A.1, 2.OA.A.1
- Colorado 1.OA.A.1, 2.OA.A.1
- Connecticut 1.OA.A.1, 2.OA.A.1
- Delaware 1.OA.A.1, 2.OA.A.1
- District of Columbia 1.OA.A.1, 2.OA.A.1
- Florida MA.1.NSO.2.1, MA.1.AR.1.2, MA.2.AR.1.1
- Georgia 1.NR.2.1, 1.NR.2.4, 1.NR.5.1
- Hawaii 1.OA.A.1, 2.OA.A.1
- Idaho 1.OA.A.1, 1.OA.C.6, 2.OA.A.1
- Illinois 1.OA.A.1, 2.OA.A.1
- Indiana 1.CA.2, 2.CA.1
- Iowa 1.OA.A.1, 1.OA.IA.C.2, 2.OA.A.1
- Kansas 1.OA.1, 2.OA.1
- Kentucky KY.1.OA.1, KY.2.OA.1
- Louisiana 1.OA.A.1, 2.OA.A.1
- Maine 1.OA.A.1, 2.OA.A.1
- Maryland 1.AT.A.2, 2.AT.A.1, 2.AT.A.2
- Massachusetts 1.OA.A.1, 2.OA.A.1
- Michigan 1.OA.A.1, 2.OA.A.1
- Minnesota 1.1.2.1, 1.2.2.1, 1.2.2.4, 2.1.2.5, 2.2.2.1, 2.2.2.2
- Mississippi 1.OA.1, 2.OA.1
- Missouri 1.RA.A.1, 1.RA.C.8, 2.NBT.C.11
- Montana MT.1.OA.1, MT.1.OA.6, MT.2.OA.1
- Nebraska 1.N.4.b, 1.N.5.f, 1.N.5.g, 2.N.5.a, 2.N.5.b
- Nevada 1.OA.A.1, 2.OA.A.1
- New Hampshire 1.OA.A.1, 2.OA.A.1
- New Jersey 1.OA.A.1, 2.OA.A.1
- New Mexico 1.OA.A.1, 2.OA.A.1
- New York NY-1.OA.1, NY-2.OA.1.a, NY-2.OA.1.b
- North Carolina NC.1.OA.9, NC.1.OA.1.a, NC.1.OA.1.b, NC.1.OA.1.c, NC.2.OA.1.a.1, NC.2.OA.1.b.1, NC.2.OA.1.b.2
- North Dakota 1.AR.OA.1, 1.AR.OA.4, 1.AR.OA.5, 2.AR.OA.3, 2.AR.OA.4
- Ohio 1.OA.1, 2.OA.1
- Oklahoma 1.N.2.1, 1.N.2.3, 2.N.2.5, 2.A.2.2
- Oregon 1.OA.A.1, 2.OA.A.1
- Pennsylvania CC.2.2.1.A.1, CC.2.2.2.A.1
- Rhode Island 1.OA.A.1, 2.OA.A.1
- South Carolina 1.PAFR.1.4, 1.PAFR.1.3, 2.PAFR.1.3
- South Dakota 1.OA.A.1, 2.OA.A.1
- Tennessee 1.OA.A.1, 1.OA.C.6, 2.OA.A.1
- Texas 111.3.b.3.B, 111.3.b.3.E, 111.3.b.3.F, 111.3.b.5.D, 111.4.b.4.C, 111.4.b.4.D, 111.4.b.7.C
- Utah 1.OA.1, 1.OA.6.b, 2.OA.1
- Vermont 1.OA.A.1, 2.OA.A.1
- Virginia 1.CE.1a, 1.CE.1b, 1.CE.1c, 1.CE.1f, 1.CE.1l, 2.CE.1c
- Washington 1.OA.A.1, 2.OA.A.1
- West Virginia M.1.1, M.2.1
- Wisconsin M.1.OA.A.1, M.2.OA.A.1
- Wyoming 1.OA.1, 2.OA.1
More in this unit
- Ways to make 10
- Facts that go together
- Read the story first
- Make a ten to add
- Doubles and near doubles
- Subtract back to ten
- Don’t flip the ones
- Subtraction is a missing part
- Which addition helps?
- How many were added?
- How many at the start?
- How many more?
- “More” can mean subtract
- Count on to add, back to subtract
- Five and some more