Adding/Subtracting Fractions
2/5 - 1/5=
1/5
1/5 x 2/3=
2/15
Henry ate 1/2 of a bar of chocolate. Sally ate 1/4 of it. How much did they eat in total?
3/4 bar of chocolate
Write using positive exponents: 4^-6
1/4^6
Write your expression using exponents: 4x4x4x4x4x4x4
4^7
5 2/3 + 1/3=
6
3/4 divided by 1/2
3
Matthew grew a sunflower that was 1 7/8 feet tall. They cut 3/4 feet off the height. How much of the stem is left?
1 1/8 feet
Find the value using positive exponents: 7^-2
1/49
Write your expression using exponents, then evaluate: 8x8x8x8x8x8
8^6
262,144
4/5 + 1/4=
1 1/20
-2 3/5 x 1 1/3
-3 7/15
Chi ran 2 2/6 km last week and 1 1/3 km this week. How many km did he run in total?
3 2/3 km
Write using positive exponents: 9^-3 x 3^-6
1/9^3 x 1/3^6
Write your expression using exponents: c x c x df x df x df
c^2 x df^3
1 1/2 - 3/8=
1 1/8
6 1/3 divided by -1 1/2
-4 2/9
Mrs. Smith bought 3 1/2 yards of yellow fabric. She used 2/3 of the fabric to make a chicken costume. How much fabric did she use?
2 1/3 yards
Write using positive exponents and find the value: 2^-3 x 4^0 x 5^-1
1/2^3 x 1 x 5^1
1/40
Write your expression using exponents, then evaluate:
(-3) x (-3) x (-3)
(-3)^3
-27
5 6/7 + 2 2/3=
8 11/21
-4 1/6 x -7 2/9
30 5/54
A piece of plywood 24 inches wide is cut into strips 2 1/2 inches wide. How many strips of this width can be cut?
9 3/5 strips
Write using positive exponents and find the value: 5^-3 x 7^4 x 8^-2
1/5^3 x 7^4 x 8^-2
2401/8000
Write your expression using exponents, then evaluate: (1/6) x (1/6) x 4 x 4 x 4
(1/6)^2 x 4^3
64/36 OR 1 7/9