โž–๐Ÿ’ฏ Subtraction (minuend โ‰ค 100)

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13.1 Subtracting a two-digit number and a one-digit number (no borrowing)

Learn how to subtract a two-digit number and a one-digit number without borrowing (no regrouping)

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13.2 Subtracting a two-digit number and a two-digit number (no borrowing)

Learn how to subtract a two-digit number and another two-digit number without borrowing (no regrouping)

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13.3 Subtracting a two-digit number and a one-digit number (with borrowing)

Learn how to subtract a two-digit number and a one-digit number when borrowing is needed (regrouping).

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13.4 Subtracting a two-digit number and a two-digit number (with borrowing)

Learn how to subtract a two-digit number and another two-digit number when borrowing is needed (regrouping).

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13.5 Finding the difference by vertical subtraction (no borrowing)

Learn how to subtract numbers using vertical format without borrowing.

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13.6 Finding the difference by vertical subtraction (with borrowing)

Learn how to subtract numbers using vertical format with borrowing (regrouping).

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13.7 Relationship between addition and subtraction

Learn the relationship between addition and subtraction (Fact Families).

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13.8 Finding the value of an unknown

Learn how to find the value of an unknown in simple equations.