Mathematics
Grade 4
45 min
Write a two-variable equation
Tutorial Preview
1
Each spider has 8 legs. Write an equation for the total legs (l) on (s) spiders.
2
Leo is 4 years older than his sister Mia. Write an equation for Leo's age (L) based on Mia's age (M).
3
A book has 50 pages. If you read (p) pages, how many pages (r) are remaining?
Sample Practice Questions
Easy
A car has 4 wheels. Write an equation for total wheels (w) on (c) cars.
0.w=c+4
1.w=4*c
2.c=w*4
3.w=c-4
Easy
Ben has 3 more stickers than Amy. Write an equation for Ben's stickers (b) based on Amy's (a).
0.b=a+3
1.b=a-3
2.b=3*a
3.a=b+3
Easy
You have 10 apples and eat (e) of them. How many apples (a) are left?
0.a=10+e
1.a=e-10
2.a=10*e
3.a=10-e
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