Read the following word problems, create an expression, and solve.
1. Nadia earned $3 a week. Nathan $4 a week. How much did they earn together after 4 weeks?
(3+4) x 4 = $28
2. Audrey has 120 beads. She puts 8 beads on each necklace and 4 beads on each bracelet. How many necklace and bracelet sets can she make?
120/(4+8) = 10 sets
3. Mr. Jones makes 3 copies for grammar and 8 copies for math each week for each student. Mr. Jones has 27 students. How many copies does he make each week?
(3+8) x 27 = 407 copies
4. Lilly had 48 balloons. Half of her balloons pooped while she inflated them. Then she gave one-third to her brother. How many did she give to her brother?
48/2 = 24/3 = 8 to her brother
5. Mr. Donald plants carrots in 5 rows of 6 each, and radishes in 8 rows of 12 each. How many vegetables did he plant.
(5x6) + (8x12) = 126 vegatables
6. Harriet packed her blocks in a box to move. She put 5 by 6 array across the bottom. She was able to fit 8 layers in each box. How many blocks could fit in 3 box?
- don't know how to solve
7. The Eats More Cookies bakery sells bags of 6 cookies. Twenty-eight bags fit into a box. How many cookies are in 8 boxes?
(6x28) x8 = 1344 cookies
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.
Agree with your solutions. Good work.
6. (5*6)*8*3 = ?