Mathematics
Addition & Subtraction
Procedural
7–8 yrs
Two-Step Word Problems
两步应用题
Description
Solve one- and two-step word problems within 100 using addition and subtraction, with unknowns in all positions
Mastery Evidence
- Solve a two-step word problem involving adding to and taking from
- Represent a word problem with an equation using a symbol for the unknown
- Solve comparison problems (how many more/fewer) within 100
Assessment Prompt
If a word problem says 'Sam had 78 stickers, gave some away, and now has 45 — how many did he give away?', can your child work out which operation to use and find the answer?
