Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 + 32 by rounding each number to the nearest 10: ______
- Estimate 77 − 72 by rounding each number to the nearest 10: ______
- Estimate 36 − 43 by rounding each number to the nearest 10: ______
- Estimate 23 − 30 by rounding each number to the nearest 10: ______
- Estimate 74 − 86 by rounding each number to the nearest 10: ______
- Estimate 30 − 65 by rounding each number to the nearest 10: ______
- Estimate 25 − 21 by rounding each number to the nearest 10: ______
- Estimate 32 + 37 by rounding each number to the nearest 10: ______
- Estimate 75 + 68 by rounding each number to the nearest 10: ______
- Estimate 81 − 75 by rounding each number to the nearest 10: ______
- Estimate 24 − 21 by rounding each number to the nearest 10: ______
- Estimate 49 − 71 by rounding each number to the nearest 10: ______
- Estimate 27 − 21 by rounding each number to the nearest 10: ______
- Estimate 39 + 81 by rounding each number to the nearest 10: ______
- Estimate 46 − 61 by rounding each number to the nearest 10: ______
- Estimate 83 + 76 by rounding each number to the nearest 10: ______
- Estimate 58 + 67 by rounding each number to the nearest 10: ______
- Estimate 23 + 88 by rounding each number to the nearest 10: ______
- Estimate 41 − 34 by rounding each number to the nearest 10: ______
- Estimate 51 + 30 by rounding each number to the nearest 10: ______