Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 55 by rounding each number to the nearest 10: ______
- Estimate 84 − 43 by rounding each number to the nearest 10: ______
- Estimate 67 + 47 by rounding each number to the nearest 10: ______
- Estimate 30 + 49 by rounding each number to the nearest 10: ______
- Estimate 41 − 35 by rounding each number to the nearest 10: ______
- Estimate 74 + 39 by rounding each number to the nearest 10: ______
- Estimate 42 − 27 by rounding each number to the nearest 10: ______
- Estimate 42 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 − 40 by rounding each number to the nearest 10: ______
- Estimate 54 − 49 by rounding each number to the nearest 10: ______
- Estimate 56 − 22 by rounding each number to the nearest 10: ______
- Estimate 45 − 28 by rounding each number to the nearest 10: ______
- Estimate 88 − 78 by rounding each number to the nearest 10: ______
- Estimate 41 − 35 by rounding each number to the nearest 10: ______
- Estimate 21 + 25 by rounding each number to the nearest 10: ______
- Estimate 44 − 38 by rounding each number to the nearest 10: ______
- Estimate 24 − 52 by rounding each number to the nearest 10: ______
- Estimate 38 + 54 by rounding each number to the nearest 10: ______
- Estimate 86 + 32 by rounding each number to the nearest 10: ______
- Estimate 79 − 31 by rounding each number to the nearest 10: ______