Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 + 48 by rounding each number to the nearest 10: ______
- Estimate 62 + 64 by rounding each number to the nearest 10: ______
- Estimate 27 + 27 by rounding each number to the nearest 10: ______
- Estimate 84 − 35 by rounding each number to the nearest 10: ______
- Estimate 64 + 23 by rounding each number to the nearest 10: ______
- Estimate 77 − 21 by rounding each number to the nearest 10: ______
- Estimate 63 + 68 by rounding each number to the nearest 10: ______
- Estimate 84 − 35 by rounding each number to the nearest 10: ______
- Estimate 54 + 80 by rounding each number to the nearest 10: ______
- Estimate 75 + 27 by rounding each number to the nearest 10: ______
- Estimate 52 − 28 by rounding each number to the nearest 10: ______
- Estimate 34 − 33 by rounding each number to the nearest 10: ______
- Estimate 81 + 61 by rounding each number to the nearest 10: ______
- Estimate 75 + 32 by rounding each number to the nearest 10: ______
- Estimate 55 − 34 by rounding each number to the nearest 10: ______
- Estimate 87 − 32 by rounding each number to the nearest 10: ______
- Estimate 79 + 22 by rounding each number to the nearest 10: ______
- Estimate 47 + 67 by rounding each number to the nearest 10: ______
- Estimate 88 − 22 by rounding each number to the nearest 10: ______
- Estimate 72 − 42 by rounding each number to the nearest 10: ______