Tag: multiplication
Interview Questions
- Compute 318 × 26 in your head
- Compute 423 × 45 in your head
- Compute 615 × 48 in your head
- Compute 189 × 37 in your head
- Compute 217 × 34 in your head
- Compute 47 × 53 in your head
- Compute 57 × 63 in your head
- Compute 35 × 45 in your head
- Compute 96 × 104 in your head
- Compute 48 × 52 in your head
- Compute 256 × 51 in your head
- Compute 640 × 99 in your head
- Compute 246 × 52 in your head
- Compute 1250 × 48 in your head
- Compute 512 × 49 in your head
- Compute 48 × 52 in your head
- Compute 88 × 25 in your head
- Compute 97 × 103 in your head
- Square 35, then compute 34 × 36
- Compute 76 × 24 two different ways
- Compute 97 × 56 in your head
- Compute 104 × 75 in your head
- Compute 993 × 27 in your head
- Compute 49 × 68 in your head
- Compute 98 × 87 in your head
- Multiply 2846 by 5 without multiplying
- Multiply 84 by 25 without multiplying
- Multiply 56 by 125 without multiplying
- Estimate 58.3 × 62.9 within 1%
- Estimate 39.6 × 71.4 within 1%
- Estimate 47.8 × 53.2 within 1%
- Estimate 73.6 × 88.4 within 1%
- Estimate 68.7 × 41.3 within 1%
- Multiply 103 × 107 with the base-100 trick
- Multiply 106 × 94 as a difference of squares
- Multiply two teens: 14 × 17
- Multiply 145 × 12 by splitting the twelve
- The times-11 trick on a three-digit number
- Multiply 26 × 34 by finding the midpoint
- Multiply 35 × 16 by doubling and halving
- Multiply 356 × 1001 in your head
- Multiply 43 × 37 with difference of squares
- Multiply 44 × 46 in two glances
- Multiply 47 × 99 in one subtraction
- Multiply 48 × 15 with the "and a half" trick
- Multiply 486 × 5 the lazy way
- Multiply 58 × 62 in one subtraction
- Multiply 63 × 67 with the "units add to 10" trick
- Multiply 63 × 99 with a digit pattern
- Multiply 64 × 25 in one move
- Multiply 67 × 9 by subtracting, not multiplying
- Multiply 72 × 11 without pen and paper
- Multiply 74 × 101 by inspection
- Multiply 91 × 89 the fast way