Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 68 by rounding each number to the nearest 10: ______
- Estimate 35 − 72 by rounding each number to the nearest 10: ______
- Estimate 59 − 61 by rounding each number to the nearest 10: ______
- Estimate 84 + 64 by rounding each number to the nearest 10: ______
- Estimate 22 + 33 by rounding each number to the nearest 10: ______
- Estimate 84 − 40 by rounding each number to the nearest 10: ______
- Estimate 41 − 22 by rounding each number to the nearest 10: ______
- Estimate 48 − 67 by rounding each number to the nearest 10: ______
- Estimate 25 + 70 by rounding each number to the nearest 10: ______
- Estimate 22 − 89 by rounding each number to the nearest 10: ______
- Estimate 57 − 74 by rounding each number to the nearest 10: ______
- Estimate 36 + 50 by rounding each number to the nearest 10: ______
- Estimate 51 + 37 by rounding each number to the nearest 10: ______
- Estimate 79 − 51 by rounding each number to the nearest 10: ______
- Estimate 73 + 62 by rounding each number to the nearest 10: ______
- Estimate 62 − 26 by rounding each number to the nearest 10: ______
- Estimate 83 − 40 by rounding each number to the nearest 10: ______
- Estimate 39 − 56 by rounding each number to the nearest 10: ______
- Estimate 74 + 75 by rounding each number to the nearest 10: ______
- Estimate 67 + 40 by rounding each number to the nearest 10: ______