Page 87 - NUMINO Challenge_M2
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3. Numbers Represented as Figures
Substitute Numbers
If 1, then 2. If , then 1 1 2.
If , then 2 2 4.
In this way, the shapes can be changed into numbers to solve for other shapes.
Using Tables to Solve
10, 4 are given relationships that can be used to solve
for and in a table.
Number represented by 9 8 7 6 5
Number represented by 1 2 3 4 5
86 420
Therefore, 7 and 3.
EExxpplloorree In the following expression, 3. Solve each expression in
order, and find the value of .
For , 3 3 6.
For , 6 6 36.
For , 36 36 72.
The number that is substituting is 72.
EExxeerrcciissee Find the value of , if 2.
84 NUMINO Challenge M2
Substitute Numbers
If 1, then 2. If , then 1 1 2.
If , then 2 2 4.
In this way, the shapes can be changed into numbers to solve for other shapes.
Using Tables to Solve
10, 4 are given relationships that can be used to solve
for and in a table.
Number represented by 9 8 7 6 5
Number represented by 1 2 3 4 5
86 420
Therefore, 7 and 3.
EExxpplloorree In the following expression, 3. Solve each expression in
order, and find the value of .
For , 3 3 6.
For , 6 6 36.
For , 36 36 72.
The number that is substituting is 72.
EExxeerrcciissee Find the value of , if 2.
84 NUMINO Challenge M2
