Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 25 by rounding each number to the nearest 10: ______
- Estimate 51 − 61 by rounding each number to the nearest 10: ______
- Estimate 68 + 65 by rounding each number to the nearest 10: ______
- Estimate 83 − 70 by rounding each number to the nearest 10: ______
- Estimate 32 + 83 by rounding each number to the nearest 10: ______
- Estimate 23 − 45 by rounding each number to the nearest 10: ______
- Estimate 84 + 27 by rounding each number to the nearest 10: ______
- Estimate 33 − 39 by rounding each number to the nearest 10: ______
- Estimate 26 − 31 by rounding each number to the nearest 10: ______
- Estimate 47 − 72 by rounding each number to the nearest 10: ______
- Estimate 35 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 + 34 by rounding each number to the nearest 10: ______
- Estimate 81 + 54 by rounding each number to the nearest 10: ______
- Estimate 58 + 36 by rounding each number to the nearest 10: ______
- Estimate 29 + 26 by rounding each number to the nearest 10: ______
- Estimate 87 + 32 by rounding each number to the nearest 10: ______
- Estimate 60 + 41 by rounding each number to the nearest 10: ______
- Estimate 86 − 27 by rounding each number to the nearest 10: ______
- Estimate 72 + 39 by rounding each number to the nearest 10: ______
- Estimate 34 + 68 by rounding each number to the nearest 10: ______