Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 34 by rounding each number to the nearest 10: ______
- Estimate 52 + 37 by rounding each number to the nearest 10: ______
- Estimate 23 − 34 by rounding each number to the nearest 10: ______
- Estimate 41 + 68 by rounding each number to the nearest 10: ______
- Estimate 40 − 32 by rounding each number to the nearest 10: ______
- Estimate 80 + 87 by rounding each number to the nearest 10: ______
- Estimate 58 + 34 by rounding each number to the nearest 10: ______
- Estimate 39 − 72 by rounding each number to the nearest 10: ______
- Estimate 71 + 46 by rounding each number to the nearest 10: ______
- Estimate 41 − 31 by rounding each number to the nearest 10: ______
- Estimate 66 + 40 by rounding each number to the nearest 10: ______
- Estimate 64 + 84 by rounding each number to the nearest 10: ______
- Estimate 33 − 32 by rounding each number to the nearest 10: ______
- Estimate 21 − 23 by rounding each number to the nearest 10: ______
- Estimate 53 + 64 by rounding each number to the nearest 10: ______
- Estimate 56 − 54 by rounding each number to the nearest 10: ______
- Estimate 73 + 42 by rounding each number to the nearest 10: ______
- Estimate 75 − 56 by rounding each number to the nearest 10: ______
- Estimate 35 + 77 by rounding each number to the nearest 10: ______
- Estimate 67 − 76 by rounding each number to the nearest 10: ______