Each question in this quiz is timed.
2+3
5
4
9+4
12
13
14
8+6
41
15
6+7
31
2+11
11
13+5
81
18
12+7
20
19
10+9
91
15+10
22
26
25
11+13
24
42
14+18 = 22
16+14=30
14+14=82
19+17= 35
18+21=39
22+26=48
26+28 = 52
48 =
22+27
14+24
14+34
26+22
57
24+22+11
9+19+16
18+19+20
7+27+37
59
9+20+29
30+29+0
13+26+39
18+19+30
64
4+18+32+1
4+18+32+10
14+28+22+0
4+4+4+4
91=7+9+11+13+15+17+19
2+4+6+8+10+12+14=55
1+1+2+3+5+8+13=33
1+2+3+54+5+6+7+8+9+10 = 55
1+4+9+16+25+36=91
3+14+15+92+87=210
1+12+35+22+5=75
23+46+87+2
158
185
1+6+15+28+45+66
116
611
161
8 5 9 4 + 3 8 5 7 + 2 9
12,480
14,280
12,840
12,048
8,432+24,615+484=
33,351
33,531
35,331
925+ 309 = 1,234
800+400+36
1,000+200+20+4
500+400+200+4
925++150+154
9,000+800+70+4
9,784
8,947
4,789
9,874