Open Up - Grade 7 - Mathematics - Unit 6 - Lesson 3

Solve each equation mentally.

2x = 10

Solve each equation mentally.

-3x = 21

Solve each equation mentally.

\frac{1}{3}x = 6

Solve each equation mentally.

\frac{-1}{2}x = -7

Complete the magic squares so that the sum of each row, each column, and each diagonal in a grid are all equal.​

Draw a tape diagram to match each equation.

Draw a tape diagram to match each equation.

Select all the equations that match the tape diagram.

Each car is traveling at a constant speed. Find the number of miles each car travels in 1 hour at the given rate.

135 miles in 3 hours

Each car is traveling at a constant speed. Find the number of miles each car travels in 1 hour at the given rate.

22 miles in \frac{1}{2} hour

Each car is traveling at a constant speed. Find the number of miles each car travels in 1 hour at the given rate.

7.5 miles in \frac{1}{4} hour

Each car is traveling at a constant speed. Find the number of miles each car travels in 1 hour at the given rate.

\frac{100}{3} in \frac{2}{3} hour

Each car is traveling at a constant speed. Find the number of miles each car travels in 1 hour at the given rate.

97\frac{1}{} in \frac{3}{2} hour