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Number sense quiz1

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

 8×16×258\times16\times25  = ______

4 lines
2.

 32+11+38+99 =32+11+38+99\ = ____ 

4 lines
3.

 25×25×8=25\times25\times8=  ____

4 lines
4.

 459+673+295+337=45-9+67-3+29-5+33-7=  

4 lines
5.

 32÷5×25÷8=32\div5\times25\div8=  ___

4 lines
6.

 8778=87-78=  ____

4 lines
7.

 10×11×12=10\times11\times12=  ____

4 lines
8.

 66÷9×45÷12×24÷7×49÷11=66\div9\times45\div12\times24\div7\times49\div11= 

4 lines
9.

 25×24=25\times24=  ___

4 lines
10.

 58×11=58\times11=  ____

4 lines
11.

 52(35÷5)3+(21÷3)=5^2-\left(35\div5\right)-3+\left(21\div3\right)=  

4 lines
12.

 2945÷58×2=29-45\div5-8\times2=  ___

4 lines
13.

36inches = ______ feet

4 lines
14.

 82=8^2=  ___

4 lines
15.

 19×12=19\times12=  _____

4 lines
16.

 32×1212=32\times12\frac{1}{2}=  ____

4 lines
17.

 6520÷3=6520\div3=  

What is the remainder when the above number is divided by 3?

4 lines
18.

 65438÷9=65438\div9=  ____

What is the remainder when the above number is divided by 9?

4 lines
19.

 31= 31=\   ___________________

Convert the decimal number to binary.

4 lines
20.

 1818  =_________________

Convert the decimal number to binary.

4 lines
21.

 110112= 11011_2=\   ______________

Convert the binary number to decimal.

4 lines
22.

 100012=10001_2=  ________

Convert the binary number to decimal.

4 lines
23.

 30×16 23=30\times16\ \frac{2}{3}=  _________

4 lines
24.

 23×101=23\times101=  ________

4 lines
25.

 92=9^2=  ______

4 lines