B. Let us multiply two 2-digit numbers mentally, P.A-3 Step 2 Step 1 Step 3 + (Multiply encircled digits) (Multiply each pair of encircled digits and add) (Multiply encircled digits) Η ΤΟ Example : 1 31 72 21 23 2 Х Step 1. 1x 2 = 2 (Write in ones column) Step 2. 3 x 2 + 7 x 1 = 13 (Write 3 in tens column and carry over 1) Step 3. 3 * 7 = 21 21 + 1 (carried over) = 22 (Write before 32) Find the following products mentally. H.W HW 2. 23 1. 64 x 82 (3. 27 x 91 x 72 1656 5248 2457 63 x33 2079 2 How 3. 4. 2. 88 x 37 1. 36 x 73 42 x 95 75 x 97 Pero 003 2628 3256 3990 85
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Bro you are fool really no joke
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