EASY
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IMPORTANT
Earn 100

Explain why visual method of multiplication works.

Important Questions on Numbers and Number Systems Civilizations and Human Interactions

MEDIUM
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IMPORTANT
How are number represented in binary system? Represent 38, 95, 162 and 512 in binary system.
HARD
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IMPORTANT
First, show an example of each mathematical operation (addition, subtraction, multiplication and division) using the decimal system. Repeat the same calculation in binary.
EASY
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IMPORTANT
Why do you think computer and device storage capacities are given in sizes such as 32Gb, 64Gb, 512Mb, and so on ? What do you notice about these numbers?
EASY
MYP:1
IMPORTANT

Look at the answer and determine the order of operation.

7+2×4=15

MEDIUM
MYP:1
IMPORTANT

Look at the answer and determine the order of operation.

12-4×2=4 and 8-6×0=8

EASY
MYP:1
IMPORTANT

Look at the answer and determine the order of operation.

32÷22+3=11 and 12×2÷3=8